condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.1226671 0.0815352 0.163799 12 h after light 0.1077071 0.0660442 0.14937 4 h after dark 0.04414805 0.0 0.0882961 8 h after dark 0.076138 0.043233 0.109043 12 h after dark 0.039547399999999996 0.0361539 0.0429409